Home / 2,990,593.20-4,486,545.90-1,475,002.20

Finding the Fourth Proportional to 2,990,593.20, 4,486,545.90 and 1,475,002.20

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Solution

The fourth proportional to 2,990,593.20, 4,486,545.90 and 1,475,002.20 is: 2,212,826.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,593.20 : 4,486,545.90 = 1,475,002.20 : x
  2. Step 2: Convert to fraction form
    2,990,593.20/4,486,545.90 = 1,475,002.20/x
  3. Step 3: Cross multiply
    2,990,593.20x = 4,486,545.90 × 1,475,002.20
  4. Step 4: Simplify right side
    2,990,593.20x = 6,617,665,072,900.98
  5. Step 5: Solve for x
    x = 6,617,665,072,900.98/2,990,593.20
  6. Step 6: Final answer
    x = 2,212,826.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.